Generator



FIG. 1 is a perspective view of a generator comprising the new design;

FIG. 2 is front view thereof;

FIG. 3 is a back view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom view thereof.

The broken line showing is included for the purpose of illustrating portions of the article and forms no part of the claimed design. 

CLAIM The ornamental design for a generator, as shown and described. 